variable-density
| tunnel
| variable density abbr. | |
| geophys. | 变密度 |
| oil | 变密度 |
| tunnel abbr. | |
| environ. | 隧道 |
| hydroel.st. од. | 隧道 |
| interntl.trade. | 沟槽式 |
| manag. | 烟囱 |
| met. | 烟道; 炉下走廊 |
| oil | 风道 |
| rugb. | 对阵争球通道 |
| space | 风洞 |
| textile | 异形筘管道 |
| |||
| 变密度 | |||
| 可变密度 | |||
| |||
| 变密度记录剖面 | |||
|
variable-density : 45 phrases in 8 subjects |
| Aviation | 2 |
| Construction | 3 |
| Geophysics | 12 |
| Oil / petroleum | 5 |
| Space | 2 |
| Technology | 19 |
| Television | 1 |
| Wind Energy | 1 |